[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 22 22:41:54 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 22 Oct, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1013690
    Prefixes after maximum aggregation (per Origin AS):          371049
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      468324
Total ASes present in the Internet Routing Table:                 76488
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65491
Origin ASes announcing only one prefix:                           26195
Transit ASes present in the Internet Routing Table:               10997
Transit-only ASes present in the Internet Routing Table:            524
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1047
    Number of instances of unregistered ASNs:                      1060
Number of 32-bit ASNs allocated by the RIRs:                      45596
Number of 32-bit ASNs visible in the Routing Table:               37337
Prefixes from 32-bit ASNs in the Routing Table:                  204752
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            550
Number of addresses announced to Internet:                   3031978951
    Equivalent to 180 /8s, 184 /16s and 83 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344476

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   261350
    Total APNIC prefixes after maximum aggregation:               75427
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          253340
    Unique aggregates announced from the APNIC address blocks:   100939
APNIC Region origin ASes present in the Internet Routing Table:   14421
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4376
APNIC Region transit ASes present in the Internet Routing Table:   1931
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9855
Number of APNIC addresses announced to Internet:              758517568
    Equivalent to 45 /8s, 54 /16s and 15 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    290617
    Total ARIN prefixes after maximum aggregation:               127897
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293467
    Unique aggregates announced from the ARIN address blocks:    135491
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6964
ARIN Region transit ASes present in the Internet Routing Table:    2008
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5044
Number of ARIN addresses announced to Internet:              1266992962
    Equivalent to 75 /8s, 132 /16s and 199 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    285368
    Total RIPE prefixes after maximum aggregation:               131608
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282000
    Unique aggregates announced from the RIPE address blocks:    168665
RIPE Region origin ASes present in the Internet Routing Table:    28845
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3985
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12097
Number of RIPE addresses announced to Internet:               722505765
    Equivalent to 43 /8s, 16 /16s and 144 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  138475
    Total LACNIC prefixes after maximum aggregation:              28763
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         136161
    Unique aggregates announced from the LACNIC address blocks:   48638
LACNIC Region origin ASes present in the Internet Routing Table:  11183
    LACNIC Prefixes per ASN:                                      12.18
LACNIC Region origin ASes announcing only one prefix:              2122
LACNIC Region transit ASes present in the Internet Routing Table:  2503
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9080
Number of LACNIC addresses announced to Internet:             177657632
    Equivalent to 10 /8s, 150 /16s and 215 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  36833
    Total AfriNIC prefixes after maximum aggregation:              6691
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         48171
    Unique aggregates announced from the AfriNIC address blocks:  14140
AfriNIC Region origin ASes present in the Internet Routing Table:  1903
    AfriNIC Prefixes per ASN:                                     25.31
AfriNIC Region origin ASes announcing only one prefix:              645
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1261
Number of AfriNIC addresses announced to Internet:            106025472
    Equivalent to 6 /8s, 81 /16s and 210 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       10082       8751      85  CHINAMOBILE-CN China Mobile Communication
  7545        5980        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4542        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3948       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3850        512     268  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3655       1036      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3261       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2781        829     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10904      11913    3792  AMAZON-02, US
   174        6424       8765     872  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4164        287      85  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3422       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3263      54912    2510  DNIC-AS-00749, US
  7018        3206      23677    1981  ATT-INTERNET4, US
 16625        2888       1262    2141  AKAMAI-AS, US
396982        2867       3654     421  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9390       1260    1756  TTNET, TR
 12479        7630       1709     143  UNI2-AS, ES
 39891        4652        281      59  ALJAWWALSTC-AS, SA
 20940        3924       3396     141  AKAMAI-ASN1, NL
  9009        3705        319    1906  M247, RO
 12389        2953       2294     883  ROSTELECOM-AS, RU
 34984        2383        361     570  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
212238        1802        132    1338  CDNEXT, GB
  5384        1771        585      30  EMIRATES-INTERNET Emirates Internet, AE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11817       3253     608  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2537        534     356  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1156        374     163  Axtel, S.A.B. de C.V., MX
 28202        1145         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1136        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1104        369      22  Telefonica del Peru S.A.A., PE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1637        593      29  RAYA-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 24863        1616        389      16  LINKdotNET-AS, EG
 36992        1415       1519     284  ETISALAT-MISR, EG
 29571        1353         86      57  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         976        521      41  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         595       1099      13  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11817       3253     608  UNINET, MX
 16509       10904      11913    3792  AMAZON-02, US
  9808       10082       8751      85  CHINAMOBILE-CN China Mobile Communication
 47331        9390       1260    1756  TTNET, TR
 12479        7630       1709     143  UNI2-AS, ES
   174        6424       8765     872  COGENT-174, US
  7545        5980        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4660        310     547  CABLEONE, US
 39891        4652        281      59  ALJAWWALSTC-AS, SA

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808       10082         9997  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9390         7634  TTNET, TR
 12479        7630         7487  UNI2-AS, ES
 16509       10904         7112  AMAZON-02, US
   174        6424         5552  COGENT-174, US
  7545        5980         5323  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001         4927  ERX-CERNET-BKB China Education and Research Net
 39891        4652         4593  ALJAWWALSTC-AS, SA
 18403        4542         4519  FPT-AS-AP FPT Telecom Company, VN
 11492        4660         4113  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.128.20.0/24       Origin:     23013  FORTANIX, US
23.128.20.0/24      Transit:      2914  NTT-LTD-2914, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
23.139.88.0/24       Origin:    397244  RESERVED, ZZ
23.139.88.0/24      Transit:     33387  NOCIX, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:36      /11:91      /12:296     
/13:583     /14:1196    /15:2126    /16:13345   /17:8523    /18:14231   
/19:25212   /20:45890   /21:54627   /22:115805  /23:108812  /24:617831  
/25:669     /26:661     /27:1195    /28:298     /29:498     /30:496     
/31:315     /32:921     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8479        9390  TTNET, TR
 12479        6696        7630  UNI2-AS, ES
  8151        5968       11817  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3412        4652  ALJAWWALSTC-AS, SA
  6327        3398        3603  SHAW, CA
  7155        3108        4164  VIASAT-SP-BACKBONE, US
 22773        2550        3422  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2210       10904  AMAZON-02, US
 30036        2181        2521  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2298      2:1643      3:504       4:24        5:4754      6:169    
   7:6         8:1601      9:1        11:172      12:1426     13:371    
  14:2467     15:331      16:264      17:361      18:897      20:442    
  21:4        22:188      23:6984     24:2693     25:2        27:2714   
  29:19       31:2982     32:63       34:74       35:145      36:2388   
  37:4615     38:10086    39:919      40:153      41:4660     42:2190   
  43:2479     44:337      45:19223    46:4737     47:302      49:2028   
  50:1880     51:579      52:1615     54:317      55:956      56:8      
  57:233      58:2265     59:1267     60:1143     61:2822     62:2925   
  63:1886     64:5489     65:2318     66:4762     67:3064     68:1349   
  69:4056     70:1153     71:580      72:2947     74:2843     75:1632   
  76:638      77:2650     78:4215     79:1682     80:2234     81:2200   
  82:1856     83:1402     84:1778     85:4026     86:984      87:2436   
  88:3246     89:4502     90:682      91:8384     92:2647     93:2837   
  94:3883     95:5528     96:1263     97:325      98:1079     99:739    
 100:72      101:1186    102:3853    103:32473   104:4444    105:2125   
 106:985     107:2409    108:1167    109:4084    110:2213    111:3292   
 112:2062    113:1797    114:1946    115:2166    116:2000    117:2714   
 118:2888    119:2004    120:1904    121:1436    122:2724    123:2176   
 124:1696    125:2868    126:64      128:1525    129:1009    130:1281   
 131:2055    132:940     133:446     134:1527    135:355     136:1262   
 137:1159    138:3277    139:1552    140:1479    141:1570    142:1833   
 143:1734    144:1028    145:401     146:2118    147:2052    148:2552   
 149:2882    150:1101    151:1381    152:2135    153:568     154:7285   
 155:1525    156:2605    157:1875    158:1219    159:2435    160:3343   
 161:1786    162:3593    163:1774    164:1993    165:2185    166:1309   
 167:1890    168:4408    169:814     170:5429    171:1032    172:3923   
 173:3141    174:910     175:1279    176:3606    177:6475    178:3692   
 179:2727    180:2541    181:4103    182:3325    183:2058    184:2281   
 185:21455   186:5682    187:5074    188:4445    189:4551    190:9969   
 191:2120    192:11144   193:9336    194:7714    195:5570    196:3397   
 197:3553    198:6091    199:8223    200:8704    201:6527    202:10750  
 203:10576   204:4674    205:3745    206:4672    207:3717    208:4244   
 209:5244    210:4869    211:2681    212:4597    213:3780    214:1072   
 215:48      216:6736    217:3115    218:1388    219:568     220:2072   
 221:1050    222:839     223:2287   

End of report


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